Botanically based rack and pinion mechanism
Originally published by r/lego

Botanically based rack and pinion mechanism

September 18, 2026
Discovered for you from r/lego
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Reddit user /u/MrAussieJimbo has shared a clever and creative new mechanical build that utilizes botanical elements to construct a working rack and pinion system. The ingenious creation swaps out traditional industrial LEGO technic gears and beams for organic shapes, using leaves and flowers to form the moving components.

The build demonstrates an impressive crossover between the mechanical engineering aspects of LEGO building and the popular Botanical Collection aesthetic. By integrating flora into the gear teeth and sliding tracks, the creator achieves smooth mechanical movement while maintaining a completely floral appearance.

This inventive creation highlights the endless versatility of LEGO elements outside of their intended purposes. It serves as great inspiration for builders looking to blend organic displays with kinetic movement. If you are feeling inspired to try out your own mechanical plant builds, you might want to grab an brick separator to help easily pull apart your pieces during the trial-and-error design process.

Rack and pinion built with leaves and flowers. :-) submitted by /u/MrAussieJimbo [link] [comments]

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